A CAR MADE AN ILLEGAL LEFT TURN IN FRONT OF ME, I HIT THAT CAR DOING ABOUT 55 MPH, AFTER THAT IMPACT THE TRUCK SWERVED TO THE RIGHT. AND I HIT ANOTHER CAR STOPPED AT A RED LIGHT. MY QUESTIONS IS WHY DIDN'T MY AIR BAGS DEPLOY. AFTER DOING $12000. DAMAGE AND FORD IS WANTING TO TOTAL MY TRUCK. *JB